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What new stories can old fingerprints tell?

Fingerprint analysis has long been a part of detective work, despite limits to how much information could be obtained from them. Tracey Dawson Cruz, professor of forensic science at Virginia Commonwealth University, discusses how her team is making DNA from old prints usable

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The fine art of being a polygraph examiner

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How cellphones impact murder investigations

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Every detail counts: how detectives work with circumstantial evidence

Circumstantial evidence gets a bum rap, but in the hands of savvy detectives it’s what cracks most cases. This is how they use it to piece together a narrative for a crime

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Leaving an invisible trail: how killers cover up their crimes

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The search for truth: what happens when lie detectors lie

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